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Take a char input from the Scanner
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Actually its taking more than one character, but acting only on the first character
– Ralph
Dec 19 '12 at 2:39
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App Inventor 2 CustomWebView 拓展：高级版Web浏览器，完美浏览现代Web前...
...hen webview is swiped
WebViewStringChanged(value)
When the JavaScript calls AppInventor.setWebViewString this event is run.
方法
AllowGeolocationAccess(allow,remember)
Method for AllowGeolocationAccess
CanGoBack()
Gets whether this WebView has a back histor...
Why does Clojure have “keywords” in addition to “symbols”?
...vide very fast equality tests...
Symbols are identifiers that are normally used to refer to something else. They can be used in program forms to refer to function parameters, let bindings, class names and global vars...
Keywords are generally used as lightweight "constant strings", e.g. for t...
How can I “disable” zoom on a mobile web page?
I am creating a mobile web page that is basically a big form with several text inputs.
10 Answers
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MongoDB: update every document on one field
I have a collected named foo hypothetically.
4 Answers
4
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How can I update a single row in a ListView?
... and some text. The image is loaded in a separate thread (with a queue and all) and when the image is downloaded, I now call notifyDataSetChanged() on the list adapter to update the image. This works, but getView() is getting called too frequently, since notifyDataSetChanged() calls getView()...
Can I create more than one repository for github pages?
...tion, including options for using custom domain names.
(since April 2013, all username.github.com are now username.github.io)
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How to clone ArrayList and also clone its contents?
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You can't do it generically, though. clone() is not part of the Cloneable interface.
– Michael Myers♦
Apr 3 '09 at 20:47
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How can I update NodeJS and NPM to the next versions?
I just installed Node.js and npm (for additional modules).
47 Answers
47
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How do I write a for loop in bash
... doSomething($n)
done
Note the $(...) syntax. It's a bash behaviour, it allows you to pass the output from one command (in our case from seq) to another (the for)
This is really useful when you have to iterate over all directories in some path, for example:
for d in $(find $somepath -type d)
do...